US Bridges

3336C over Sandy Creek

Good

Jackson County, Oklahoma · 1.4 S .4 W Eldorado · Structure no. 219360000000000

Built
1988
37 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
77 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

3336C over Sandy Creek is a prestressed concrete stringer/multi-beam or girder carrying 3336C over Sandy Creek in Jackson County, Oklahoma. It was built in 1988, so it is 37 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 15% of them trucks, projected to reach 160 by 2042. The structure is 77 ft (23.5 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries3336C
CrossesSandy Creek
Location1.4 S .4 W Eldorado
RouteCounty Highway 3336C
Coordinates34.45294, -99.65607
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span73 ft (22.3 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$436,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 3336C over Sandy Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is 3336C over Sandy Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does 3336C over Sandy Creek carry?

About 100 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 3336C over Sandy Creek?

The structure is 77 ft (23.5 m) long with a longest span of 73 ft (22.3 m) and a deck 29 ft wide.

Who owns 3336C over Sandy Creek?

It is owned by the County Highway Agency.